11.1-11.4 Quiz
11 Questions
| Attempts: 313
Questions and Answers
- 1.
Which of the following is a geometric sequence?
- A.
-1, -3, 9, 27, …
- B.
-1, 2, -4, 8, …
- C.
1, 4, 9, 16, …
- D.
1, 3, 5, 7, …
Correct Answer
B. -1, 2, -4, 8, … -
- 2.
The first term of a geometric sequence is 2. The common ratio is 4. What is the 6th term?
- A.
-8192
- B.
-2048
- C.
2048
- D.
8192
Correct Answer
B. -2048 -
- 3.
If a ball is dropped from a height of 18 feet, the function gives the height in feet of each bounce, where x is the bounce number. What will be the height of the 7th bounce to the nearest tenth of a foot?
- A.
0.2
- B.
1.8
- C.
2.4
- D.
3.2
Correct Answer
C. 2.4 -
- 4.
A population of 200 animals has a growth rate of 1.03% each year. At this growth rate, the function gives the population in x years. In how many years will the population first reach 300?
- A.
12
- B.
14
- C.
16
- D.
18
Correct Answer
B. 14 -
- 5.
The graph of which function is shown below?
- A.
![11.1-11.4 Quiz - Quiz]()
- B.
![11.1-11.4 Quiz - Quiz]()
- C.
![11.1-11.4 Quiz - Quiz]()
- D.
![11.1-11.4 Quiz - Quiz]()
Correct Answer
B. -
- 6.
$1200 is invested at 3% compounded quarterly. What is the total amount, to the nearest dollar, after 5 years?
- A.
$1236
- B.
$1245
- C.
$1391
- D.
$1393
Correct Answer
D. $1393 -
- 7.
Chess club earnings are $40 per month and will increase at a rate of 2.5% each month. Which function describes this situation?
- A.
![11.1-11.4 Quiz - Quiz]()
- B.
![11.1-11.4 Quiz - Quiz]()
- C.
![11.1-11.4 Quiz - Quiz]()
- D.
![11.1-11.4 Quiz - Quiz]()
Correct Answer
C. -
- 8.
Iodine-131 has a half-life of about 8 days. About how much is left from a 50 gram sample after 24 days?
- A.
0.195 grams
- B.
0.781 grams
- C.
3.125 grams
- D.
6.250 grams
Correct Answer
D. 6.250 grams -
- 9.
Which of the following data sets is best described by a quadratic model?
- A.
{(1, -2), (2, -4), (3, -6), (4, -8)}
- B.
{(1, 2), (2, 4), (3, 6), (4,8)}
- C.
{(1, -1), (2,2), (3, -4), (4, 8)}
- D.
{(1, -1), (2,2) (3,7), (4, 14)}
Correct Answer
D. {(1, -1), (2,2) (3,7), (4, 14)} -
- 10.
The table shows store sales by year. Which function models the data?
- A.
Y = 5000 + 0.8x
- B.
Y = 5000 + 1.2x
- C.
![11.1-11.4 Quiz - Quiz]()
- D.
![11.1-11.4 Quiz - Quiz]()
Correct Answer
C. -
- 11.
Which kind of model best describes the data graphed below?
- A.
Linear
- B.
Quadratic
- C.
Exponential
- D.
None of these
Correct Answer
A. Linear -
.png "The graph of which function is shown
below?")
.png "The table shows store sales by year.
Which function models the data?")
Quiz Review Timeline +
Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.
-
Current Version
-
May 14, 2013Quiz Edited by
ProProfs Editorial Team -
May 14, 2013Quiz Created by
Mrsmosher
Back to top